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package jdk.graal.compiler.truffle.phases;

import jdk.graal.compiler.core.common.GraalBailoutException;
import jdk.graal.compiler.nodes.StructuredGraph;
import jdk.graal.compiler.nodes.util.GraphUtil;
import jdk.graal.compiler.phases.BasePhase;
import jdk.graal.compiler.truffle.nodes.asserts.NeverPartOfCompilationNode;
import jdk.graal.compiler.truffle.TruffleTierContext;

public final class NeverPartOfCompilationPhase extends BasePhase<TruffleTierContext> {
    @Override
    protected void run(StructuredGraph graph, TruffleTierContext context) {
        graph.checkCancellation();
        for (NeverPartOfCompilationNode neverPartOfCompilationNode : graph.getNodes(NeverPartOfCompilationNode.TYPE)) {
            final NeverPartOfCompilationException neverPartOfCompilationException = new NeverPartOfCompilationException(neverPartOfCompilationNode.getMessage());
            neverPartOfCompilationException.setStackTrace(GraphUtil.approxSourceStackTraceElement(neverPartOfCompilationNode));
            throw neverPartOfCompilationException;
        }
    }

    @SuppressWarnings("serial")
    private static class NeverPartOfCompilationException extends GraalBailoutException {

        NeverPartOfCompilationException(String message) {
            super(null, message, new Object[]{});
        }

        @Override
        public boolean isCausedByCompilerAssert() {
            return true;
        }
    }
}
